TD-SCDMA在Release5版本引入了（）技术，在1.6MHz带宽上下行理论峰值速率可达到2.8Mbps。
参考答案：HSDPA
—How do you like the fish I cooked for you?
—I haven’t had it yet. However, it ________ good.
A．smells
B．tastes
C．sounds
D．feels
* * 灌洗时碳酸氢钠的适宜浓度为（）。
A.4%
B.0.5%
C.6%
D.7.5%
E.10%
